Income Taxes (Expense (Benefit) for Income Taxes) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Current:
Federal	$ 21	$ 245	$ 106
State and local	97	38	(18)
Foreign	10,457	8,442	6,268
Current Income Tax Expense (Benefit)	10,575	8,725	6,356
Deferred:
Federal	(2,808)	(2,992)	1,718
State and local	109	(588)	(422)
Foreign	659	324	(143)
Deferred income tax expense (benefit)	(2,040)	(3,256)	1,153
Total income tax expense	$ 8,535	$ 5,469	$ 7,509